{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "DNA", "cell type", "cell line", "RNA"], "input": "These results are in striking contrast to the increase in nuclear NF kappa B and HIV-1 replication induced by phorbol esters in promonocytic leukemia cells U937 and HL-60 , and emphasize the importance of studying cytokine regulation of HIV-1 in normal monocytes ."}
{"protein": ["NF kappa B", "cytokine"], "DNA": [], "cell type": ["normal monocytes"], "cell line": ["promonocytic leukemia cells U937", "HL-60"], "RNA": []}